StdFilterProc() uses InOut parameters.
diff --git a/Mac/Modules/dlg/dlgscan.py b/Mac/Modules/dlg/dlgscan.py
index 9567419..3710d5d 100644
--- a/Mac/Modules/dlg/dlgscan.py
+++ b/Mac/Modules/dlg/dlgscan.py
@@ -99,6 +99,13 @@
[("ExistingWindowPtr", "*", "*")]),
([("WindowPtr", "*", "ReturnMode")],
[("ExistingWindowPtr", "*", "*")]),
+
+ # StdFilterProc
+ ([('EventRecord', 'event', 'OutMode'),
+ ('DialogItemIndex', 'itemHit', 'OutMode')],
+ [('EventRecord', 'event', 'InOutMode'),
+ ('DialogItemIndex', 'itemHit', 'InOutMode')])
+
]
def writeinitialdefs(self):